Alert archive / Iowa / Tornado Warnings in 2005

Tornado Warning 5, NWS Quad Cities, IA

June 4, 20055 counties in Iowa

NWS Quad Cities, IA issued this tornado warning at Jun 4, 2005, 10:13 PM CDT for 5 counties in Iowa. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 4, 2005, 10:13 PM CDT (03:13 UTC)
Expired: Jun 4, 2005, 11:00 PM CDT
In force: 47 min
Issued by: NWS Quad Cities, IA
Area: Counties, with a storm outline in the text

Counties Iowa County, IA, Jefferson County, IA, Johnson County, IA, Keokuk County, IA, Washington County, IA

The radar

The Quad Cities radar (KDVN), 114 km from the middle of the area, began a volume at 03:16 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 4, 8:15 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 3.2 hours before the alert went out and 121 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2060 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 1369 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 91 m²/s²
0-3 km storm-relative helicity: 219 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 6.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS53 KDVN 050314
TORDVN
IAC095-101-103-107-183-050400-
/O.NEW.KDVN.TO.W.0005.050605T0313Z-050605T0400Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1013 PM CDT SAT JUN 4 2005

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  IOWA COUNTY IN EAST CENTRAL IOWA
  WESTERN JOHNSON COUNTY IN EAST CENTRAL IOWA
  NORTHEASTERN JEFFERSON COUNTY IN SOUTHEAST IOWA
  EASTERN KEOKUK COUNTY IN SOUTHEAST IOWA
  WESTERN WASHINGTON COUNTY IN SOUTHEAST IOWA

* UNTIL 1100 PM CDT

* AT 1007 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 9 MILES SOUTH OF PLEASANT PLAIN...OR JUST NORTH OF         
  FAIRFIELD...MOVING NORTH AT 50 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  BRIGHTON AND 5 MILES EAST OF RICHLAND BY 1020 PM CDT
  WELLMAN BY 1045 PM CDT
  4 MILES SOUTHWEST OF OXFORD BY 1100 PM CDT

THIS INCLUDES INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 211 AND 244.

THIS INCLUDES INTERSTATE 380 BETWEEN MILE MARKERS 1 AND 9.

TORNADOES AT NIGHT ARE DIFFICULT TO SEE AND ARE ESPECIALLY DANGEROUS.

THIS STORM HAS ALREADY PRODUCED HIGH WINDS AND LARGE HAIL.

LAT...LON 4106 9203 4105 9175 4181 9151 4184 9225

$$

DLF

2 follow-up statements

000 
WWUS53 KDVN 050328
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1027 PM CDT SAT JUN 4 2005

IAC101-050337-
/O.CAN.KDVN.TO.W.0005.000000T0000Z-050605T0400Z/
JEFFERSON IA-
1027 PM CDT SAT JUN 4 2005

...THE TORNADO WARNING FOR JEFFERSON COUNTY IS CANCELLED...

THE SEVERE THUNDERSTORM THAT WAS CAPABLE OF PRODUCING A TORNADO HAS 
MOVED OUT OF THE WARNED AREA. THEREFORE THE TORNADO WARNING HAS BEEN 
CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 4 AM CDT.

LAT...LON 4119 9208 4118 9178 4181 9151 4184 9225

$$

IAC095-103-107-183-050400-
/O.CON.KDVN.TO.W.0005.000000T0000Z-050605T0400Z/
IOWA IA-JOHNSON IA-WASHINGTON IA-KEOKUK IA-
1027 PM CDT SAT JUN 4 2005

...A TORNADO WARNING CONTINUES UNTIL 1100 PM CDT FOR EASTERN
KEOKUK...WESTERN WASHINGTON...WESTERN JOHNSON AND IOWA COUNTIES...

AT 1025 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR RUBIO...OR ABOUT
10 MILES SOUTHWEST OF WASHINGTON...MOVING NORTH AT 50 MPH.

THE TORNADO WILL BE NEAR...
  RUBIO BY 1025 PM CDT
  WEST CHESTER BY 1035 PM CDT
  WELLMAN BY 1045 PM CDT
  AMISH BY 1050 PM CDT
  HOLBROOK BY 1055 PM CDT

THIS INCLUDES INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 211 AND 243.

THIS INCLUDES INTERSTATE 380 BETWEEN MILE MARKERS 1 AND 9.

TORNADOES AT NIGHT ARE DIFFICULT TO SEE AND ARE ESPECIALLY DANGEROUS.

LAT...LON 4119 9208 4118 9178 4181 9151 4184 9225

$$

DLF

000 
WWUS53 KDVN 050344 RRA
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1044 PM CDT SAT JUN 4 2005

IAC095-103-107-183-050400-
/O.CON.KDVN.TO.W.0005.000000T0000Z-050605T0400Z/
IOWA IA-JOHNSON IA-WASHINGTON IA-KEOKUK IA-
1044 PM CDT SAT JUN 4 2005

...A TORNADO WARNING CONTINUES UNTIL 1100 PM CDT FOR EASTERN
KEOKUK...WESTERN WASHINGTON...WESTERN JOHNSON AND IOWA COUNTIES...

AT 1042 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR SOUTH ENGLISH...OR
ABOUT 10 MILES NORTHEAST OF SIGOURNEY...MOVING NORTHEAST AT 55 MPH.

THE TORNADO WILL BE NEAR...
  HARPER BY 1035 PM CDT
  KINROSS AND SOUTH ENGLISH BY 1045 PM CDT
  NORTH ENGLISH BY 1050 PM CDT
  PARNELL AND HOLBROOK BY 1055 PM CDT
  4 MILES SOUTHEAST OF WILLIAMSBURG BY 1100 PM CDT

THIS INCLUDES INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 211 AND 243.

THIS INCLUDES INTERSTATE 380 BETWEEN MILE MARKERS 1 AND 8.

TORNADOES AT NIGHT ARE DIFFICULT TO SEE AND ARE ESPECIALLY DANGEROUS.

LAT...LON 4119 9208 4118 9178 4181 9151 4184 9225

$$

ERVIN

The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 4, 8:53 PM CDT	Severe Thunderstorm Warning	DVN	Benton	67 min
Jun 4, 9:10 PM CDT	Severe Thunderstorm Warning	DVN	Van Buren	35 min
Jun 4, 9:29 PM CDT	Tornado Warning	DVN	Jefferson, Van Buren	46 min
Jun 4, 9:45 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Iowa, Keokuk	60 min
Jun 4, 10:03 PM CDT	Severe Thunderstorm Warning	DVN	Buchanan, Linn	57 min
Jun 4, 10:21 PM CDT	Severe Thunderstorm Warning	DVN	Buchanan, Delaware	56 min
Jun 4, 10:32 PM CDT	Flash Flood Warning	DVN	Benton	8 hr
Jun 4, 10:39 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Linn	56 min
Jun 4, 10:56 PM CDT	Severe Thunderstorm Warning	DVN	Iowa, Johnson, Linn	42 min
Jun 4, 11:01 PM CDT	Tornado Warning	DVN	Linn	40 min
Jun 4, 11:04 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Jefferson, Lee, Van Buren	50 min
Jun 4, 11:22 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Jones	50 min
Jun 4, 11:51 PM CDT	Severe Thunderstorm Warning	DVN	Clinton, Scott	39 min
Jun 4, 11:59 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Muscatine, Scott	42 min

Nearby

Tornado Warnings in Iowa, 2005 Every tornado warning in 2005 Tornadoes in 2005

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.